package com.mydesignpattern.beijing.command.receiver;

/**
 * 电视
 */
public class Television {

    public void on(){
        System.out.println("tv is on");
    }

    public void off(){
        System.out.println("tv is off");
    }

    public void channelUp(){
        System.out.println("tv channel is turn up");
    }

    public void channelDown(){
        System.out.println("tv channel is turn down");
    }

    public void voiceUp(){
        System.out.println("tv voice is up");
    }

    public void voiceDown(){
        System.out.println("tv voice is down");
    }


}
